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227
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive ranges:
Low Range: 949-1206
High Range: 941-1176
All other rpms require field-supplied drive.
Refer to page 230 for general Fan Performance Data notes.
NOTE:
Maximum continuous bhp is:
Low Range: 5.75
High Range: 8.63
581A240 (20 TONS) (High Heat Units)*
Airflow
(Cfm)
Available External Static Pressure (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
5,000
607
1329
1.53
677
1565
1.80
740
1791
2.06
797
2013
2.31
850
2231
2.57
5,500
652
1648
1.90
719
1902
2.19
779
2145
2.47
833
2382
2.74
884
2616
3.01
6,000
699
2013
2.32
763
2285
2.63
819
2545
2.93
872
2798
3.22
921
3046
3.50
6,500
746
2428
2.79
807
2716
3.12
861
2993
3.44
911
3262
3.75
958
3525
4.05
7,000
794
2895
3.33
851
3198
3.68
904
3491
4.02
952
3776
4.34
998
4055
4.66
7,500
842
3415
3.93
897
3735
4.30
947
4043
4.65
994
4343
5.00
1038
4637
5.33
8,000
891
3992
4.59
943
4327
4.98
991
4650
5.35
1036
4966
5.71
1079
5274
6.07
8,500
940
4628
5.32
990
4977
5.72
1036
5316
6.11
1080
5646
6.49
1121
5970
6.87
9,000
990
5325
6.12
1037
5688
6.54
1082
6042
6.95
1124
6386
7.35
1163
6724
7.73
9,500
1039
6085
7.00
1085
6462
7.43
1128
6829
7.85
1168
7188
8.27
1207
7541
8.67
10,000
1089
6911
7.95
1133
7301
8.40
1174
7682
8.83
1213
8055
9.26
1251
8421
9.69
581A240 (20 TONS) (High Heat Units)* (cont)
Airflow
(Cfm)
Available External Static Pressure (in. wg)
1.2
1.4
1.6
1.8
2.0
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
Rpm
Watts
Bhp
5,000
900
2448
2.82
949
2664
3.06
995
2879
3.31
1040
3095
3.56
1083
3310
3.81
5,500
933
2847
3.27
979
3077
3.54
1023
3305
3.80
1066
3534
4.06
1108
3762
4.33
6,000
967
3292
3.79
1011
3535
4.07
1054
3778
4.35
1095
4019
4.62
1135
4260
4.90
6,500
1003
3785
4.35
1046
4043
4.65
1087
4298
4.94
1127
4553
5.24
1165
4806
5.53
7,000
1041
4330
4.98
1082
4601
5.29
1122
4870
5.60
1160
5138
5.91
1197
5404
6.22
7,500
1079
4926
5.67
1119
5212
5.99
1158
5495
6.32
1195
5776
6.64
1231
6055
6.96
8,000
1119
5578
6.42
1158
5878
6.76
1195
6174
7.10
1231
6468
7.44
1267
6761
7.78
8,500
1160
6288
7.23
1198
6601
7.59
1234
6912
7.95
1269
7219
8.30
1303
7524
8.65
9,000
1202
7056
8.12
1238
7384
8.49
1273
7708
8.87
1308
8029
9.23
1341
8347
9.60
9,500
1244
7887
9.07
1279
8228
9.46
1314
8566
9.85
1347
8900
10.24
1379
9231
10.62
10,000
1287
8781
10.10
1321
9137
10.51
1355
9488
10.91
1387
9836
11.31
—
—
—
Bhp
—
Brake Horsepower Input to Fan
Watts —
Input Watts to Motor
5
81A1
55-
30
0
Summary of Contents for 579F180
Page 26: ...26 BASE UNIT DIMENSIONS 580F036 072 a48 8195 580F036 151 ...
Page 27: ...27 BASE UNIT DIMENSIONS 580F073 a48 8196 580F036 151 ...
Page 28: ...28 BASE UNIT DIMENSIONS 580F090 120 150 a48 8197 580F036 151 ...
Page 29: ...29 BASE UNIT DIMENSIONS 580F091 103 121 151 a48 8198 580F036 151 ...
Page 87: ...87 BASE UNIT DIMENSIONS 581B036 072 a48 8199 581B036 150 ...
Page 89: ...89 ACCESSORY DIMENSIONS 581B036 072 a48 8201 581B036 150 ...
Page 90: ...90 ACCESSORY DIMENSIONS 581B090 150 a48 8202 581B036 150 ...
Page 135: ...135 TYPICAL WIRING SCHEMATICS 581B SIZES 036 150 581B090 460 3 60 Shown a48 8233 581B036 150 ...
Page 167: ...167 TYPICAL WIRING SCHEMATICS 579F 579F240 208 230 V Shown a48 7929 0TFQ004 012 579F180 300 ...
Page 174: ...174 BASE UNIT DIMENSIONS 580F180 210 a48 8203 0TFQ004 012 580F180 300 ...
Page 175: ...175 BASE UNIT DIMENSIONS 580F240 a48 8204 0TFQ004 012 580F180 300 ...
Page 176: ...176 BASE UNIT DIMENSIONS 580F300 a48 8205 0TFQ004 012 580F180 300 ...
Page 178: ...178 ACCESSORY DIMENSIONS 580F300 Vertical Roof Curbs 580F300 a48 7456 0TFQ004 012 580F180 300 ...
Page 202: ...202 BASE UNIT DIMENSIONS 581A210 300 a48 8206 581A155 300 ...
Page 206: ...206 ACCESSORY DIMENSIONS 581A210 300 a48 8234 581A155 300 ...